2043154 has 4 divisors (see below), whose sum is σ = 3064734. Its totient is φ = 1021576.

The previous prime is 2043149. The next prime is 2043163. The reversal of 2043154 is 4513402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2024929 + 18225 = 1423^2 + 135^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510787 + ... + 510790.

2^2043154 is an apocalyptic number.

2043154 is a deficient number, since it is larger than the sum of its proper divisors (1021580).

2043154 is a wasteful number, since it uses less digits than its factorization.

2043154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021579.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2043154 is about 1429.3893801201. The cubic root of 2043154 is about 126.8918416981.

Adding to 2043154 its reverse (4513402), we get a palindrome (6556556).

It can be divided in two parts, 2043 and 154, that added together give a cube (2197 = 13³).

The spelling of 2043154 in words is "two million, forty-three thousand, one hundred fifty-four".